<?php
/**
 * Created by PhpStorm.
 * User: silvery
 * Date: 2016/10/8
 * Time: 18:27
 */
header('Contest-type:text/html;charset=utf-8');
$year = 2015;
$result =(($year %4==0) && ($year %100!=0)|| ($year %400==0))?'是闰年':'不是闰年';
echo'<h2>闰年的判断</h2>';
echo'<p>输入的年份：'.$year;
echo'<p>判断的结果：'.$year.'年'.$result;